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Argentina · Catamarca

M2.5 Earthquake near Departamento Antofagasta de la Sierra, Catamarca (Argentina)

UTC time: 2026-10-17 21:30:19 UTC Local time: —
Magnitude
M2.5
Depth
8.0 km
Source
INPRES

Catamarca · Departamento Antofagasta de la Sierra

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About this earthquake

A magnitude M2.5 earthquake was recorded near Departamento Antofagasta de la Sierra, Catamarca (Argentina) on October 17, 2026 at 21:30 UTC. The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by INPRES. Argentina: over the past 24 hours, QuakeMap24 logged 18 earthquakes, the strongest at M4.8.

Depth profile

Depth profile Depth: 8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8 km
Shallow
8 km
8 km — shallower than the regional average (134 km)
Regional average: 134 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Blanco, Cerro
    Distance: 130 km ·Caldera ·Elevation: 4'670 m ·Last eruption: -2300 ·Argentina
  • Peinado
    Distance: 148 km ·Stratovolcano ·Elevation: 5'741 m ·Argentina
  • Central Andean Arc at 25.1°S
    Distance: 170 km ·Pyroclastic cone ·Elevation: 4'652 m ·Argentina
  • Condor, El
    Distance: 170 km ·Stratovolcano ·Elevation: 6'373 m ·Argentina
  • Corrida de Cori Volcanic Field
    Distance: 178 km ·Stratovolcano ·Elevation: 5'451 m ·Chile-Argentina
  • Cordon del Azufre
    Distance: 179 km ·Complex ·Elevation: 5'481 m ·Chile-Argentina

Catamarca

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 133 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · Argentina

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Country statistics · Argentina

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